36 PCWorld FEBRUARY 2020NEWS
IMAGE: MOZILLAThis Firefox vulnerability is so bad,
the U.S. government is urging
users to patch it immediately
Seriously, go update your browser before you even read this. BY MICHAEL SIMONW
e’re just barely into 2020,
and already we have our
first critical security flaw. It
comes from Mozilla’s
popular Firefox browser, and it’s so
dangerous, the Homeland SecurityCybersecurity and Infrastructure Security
Agency is warning users about it.
The good news is that it’s already been
patched. The bad news is that it’s already
being exploited in the wild. And it’s about as
bad as it can get. In technical terms, as Mozilla